/** @license
 * MIT License
 *
 * Copyright (c) 2018
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
import React from 'react'
import { View } from '@tarojs/components'
import { connect } from 'react-redux'
import { bindActionCreators } from 'redux'

import * as TodoActions from '../../actions'
import Footer from '../../components/Footer/Footer'
import TodoList from '../TodoList/TodoList'
import { getCompletedTodoCount } from '../../selectors'

import './MainSection.scss'

const mapStateToProps = state => ({
  todosCount: state.todos.length,
  completedCount: getCompletedTodoCount(state)
})


const mapDispatchToProps = dispatch => ({
  actions: bindActionCreators(TodoActions, dispatch)
})

@connect(
  mapStateToProps,
  mapDispatchToProps
)
class MainSection extends React.Component {
  onCheckClickHandler = () => {
    const { actions } = this.props
    actions.completeAllTodos()
  }

  onChangeHandler = () => {}

  render () {
    const { todosCount, completedCount, actions } = this.props
    return (
      <View className='main'>
        <TodoList />
        {
          !!todosCount &&
          <Footer
            completedCount={completedCount}
            activeCount={todosCount - completedCount}
            onClearCompleted={actions.clearCompleted}
          />
        }
      </View>
    )
  }
}

export default MainSection
